Cloning repo with git LFS

clone-git-lfs.ps1

    if(-not $env:appveyor_pull_request_number) {
      git clone --depth=1 -q -c filter.lfs.smudge= -c filter.lfs.required=false --branch=$env:appveyor_repo_branch git@github.com:$env:appveyor_repo_name.git $env:appveyor_build_folder
      git checkout -qf $env:appveyor_repo_commit
      git lfs pull
    } else {
      git clone --depth=1 -q -c filter.lfs.smudge= -c filter.lfs.required=false git@github.com:$env:appveyor_repo_name.git $env:appveyor_build_folder
      git fetch -q origin +refs/pull/$env:appveyor_pull_request_number/merge:
      git checkout -qf FETCH_HEAD
      git lfs pull 
    }

@positive07 This can be https://confluence.atlassian.com/bitbucket/current-limitations-for-git-lfs-with-bitbucket-828781638.html

Try replacing git@github.com with user/password